The (5459711RX-RMN) is a turbocharger. This is a new direct-fit replacement built to OEM specifications and backed by PT Turbo’s 12-month unlimited-mile warranty. Remanufactured HE400VG Turbocharger – Cummins ISX15 (5459711RX) This is a professionally remanufactured short turbocharger for Cummins ISX15 applications using the HE400VG platform. Built to OEM specifications and restored using OE-grade parts, this turbo ensures dependable performance and long-lasting durability. Actuator not included – short turbo configuration. Key Features: Direct OEM short turbo replacement – actuator not included Professionally remanufactured from original HE400VG cores VSR-balanced rotating assemblies exceed OEM tolerances All new OE-grade bearings, thrust components, and seals Boost and pressure tested to verify performance before shipping Includes 12-month limited warranty Vehicle Compatibility: Fits a wide range of Cummins ISX15 applications Designed for engines requiring the HE400VG turbo platform Please verify part number before purchase Replaces the following part numbers: 170-032-3188, 170-032-3737, 170-032-3874, 1700323188, 1700323737, 1700323874 5327132, 5350586, 5351565, 5351565NX, 5351565RX 5351566, 5351566NX, 5351566RX, 5352143, 5352144 5358003, 5358003RX, 5358483, 5358483RX, 5358484 5454982, 5454982RX, 5454983, 5454984 5458937, 545893700, 545893700H, 5458937HX 5459711, 5459711NX, 5459711RX Our Rebuild Process: Full teardown and ultrasonic/hot-wash cleaning process Dye penetrant and dimensional inspection of all housings and components VSR-balanced rotating assembly to ensure high-speed precision OE-grade replacement of all bearings, seals, and thrust hardware Machined and resurfaced housings to exact OEM tolerances Final inspection, flow test, and boost pressure verification Why Choose Our Reman Turbo? OEM quality at a remanufactured price Eco-conscious process reuses OEM castings with new internals Backed by our 12-month limited warranty *All PT Turbo units are professionally remanufactured OEM turbos — no aftermarket internals used.* Questions? Contact us during business hours (Mon–Fri, Pacific Time). Closed weekends and holidays. About This Remanufactured HE400VG — Cummins ISX15 (Part # 5459711RX) The Holset HE400VG is a variable geometry turbocharger used on the Cummins ISX15 engine in heavy-duty semi-trucks and vocational vehicles. Part number 5459711RX designates the remanufactured exchange unit for this application. The HE400VG is a high-capacity VGT designed for sustained heavy-load operation — long-haul trucking, heavy equipment, and high-GVW applications where the turbocharger rarely gets a rest. That operational profile means bearing wear accumulates faster than in lighter applications, making the quality of the remanufacturing process especially critical. This unit is fully rebuilt at PT Turbo in San Bernardino, California. We have been rebuilding heavy-duty Holset turbochargers since 1978. All wear components are replaced and the CHRA is dynamically balanced before final assembly. Remanufacturing Standards Complete disassembly and ultrasonic cleaning New journal bearings and upgraded thrust bearing assembly Compressor and turbine piston ring seals replaced VGT nozzle ring and unison ring inspection High-speed CHRA balancing and final leak-down test Preventing Premature Failure After Installation On the ISX15 platform, always inspect the oil supply line to the turbocharger for carbon deposits and restriction before installing a replacement unit. A restricted oil line is the leading cause of premature bearing failure in replacement turbos — the problem is in the engine, not the turbo. Allow the engine to idle for 30–60 seconds before loading the truck after installation. Contact PT Turbo if you have diagnostic questions about your ISX15 turbo system. For a complete pre-installation checklist including oil line inspection and break-in procedure, see our guide to making your turbocharger last. Frequently Asked Questions — Cummins ISX15 HE400VG Turbocharger Does this remanufactured HE400VG fit all ISX15 applications? Part number 5459711RX fits specific ISX15 configurations. The ISX15 platform uses several VGT variants across horsepower ratings and model years. Confirm this part number against your existing turbocharger or provide your engine serial number to PT Turbo before ordering — we can verify fitment at no charge. What is the core return policy for this ISX15 turbocharger? A rebuildable core is required and must be returned within 30 days. The core must include the turbine housing, compressor housing, and CHRA. Cores with cracked housings or destroyed cartridges may incur a core charge. Contact us before ordering if you are unsure about core condition — we will advise you honestly. How do I prevent premature failure after installing a replacement ISX15 turbo? Before installation, inspect the oil supply banjo fitting and feed line for carbon deposits or restriction — a clogged oil line is the leading cause of premature turbo failure on the ISX15. After installation, idle the engine for 60 seconds before applying load to ensure full oil pressure reaches the bearings. Use fresh oil and a new filter at the time of installation.